Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/source/fitz/log.c @ 29:f76e6575dca9 v1.26.4+1

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+++++ v1.26.4+1
author Franz Glasner <fzglas.hg@dom66.de>
date Fri, 19 Sep 2025 19:59:23 +0200
parents b50eed0cc0ef
children
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1 // Copyright (C) 2004-2021 Artifex Software, Inc.
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2 //
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3 // This file is part of MuPDF.
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4 //
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5 // MuPDF is free software: you can redistribute it and/or modify it under the
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6 // terms of the GNU Affero General Public License as published by the Free
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7 // Software Foundation, either version 3 of the License, or (at your option)
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8 // any later version.
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9 //
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10 // MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
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11 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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12 // FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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13 // details.
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14 //
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15 // You should have received a copy of the GNU Affero General Public License
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16 // along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
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17 //
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18 // Alternative licensing terms are available from the licensor.
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19 // For commercial licensing, see <https://www.artifex.com/> or contact
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20 // Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
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21 // CA 94129, USA, for further information.
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23 #include "mupdf/fitz.h"
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25 #include <assert.h>
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26 #include <limits.h>
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27 #include <stdio.h>
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28 #include <string.h>
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30 fz_output *fz_new_log_for_module(fz_context *ctx, const char *module)
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31 {
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32 char text[256];
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33 char *s = NULL;
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34
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35 if (module)
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36 {
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37 fz_snprintf(text, sizeof(text), "FZ_LOG_FILE_%s", module);
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38 s = getenv(text);
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39 }
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40 if (s == NULL)
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41 s = getenv("FZ_LOG_FILE");
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42 if (s == NULL)
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43 s = "fitz_log.txt";
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44 return fz_new_output_with_path(ctx, s, 1);
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45 }
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46
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47 void fz_log(fz_context *ctx, const char *fmt, ...)
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48 {
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49 fz_output *out;
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50 va_list args;
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51 va_start(args, fmt);
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52 fz_try(ctx)
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53 {
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54 out = fz_new_log_for_module(ctx, NULL);
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55 fz_write_vprintf(ctx, out, fmt, args);
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56 fz_close_output(ctx, out);
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57 }
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58 fz_always(ctx)
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59 {
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60 va_end(args);
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61 fz_drop_output(ctx, out);
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62 }
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63 fz_catch(ctx)
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64 fz_rethrow(ctx);
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65 }
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66
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67 void fz_log_module(fz_context *ctx, const char *module, const char *fmt, ...)
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68 {
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69 fz_output *out;
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70 va_list args;
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71 va_start(args, fmt);
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72 fz_try(ctx)
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73 {
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74 out = fz_new_log_for_module(ctx, module);
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75 if (module)
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76 fz_write_printf(ctx, out, "%s\t", module);
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77 fz_write_vprintf(ctx, out, fmt, args);
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78 fz_close_output(ctx, out);
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79 }
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80 fz_always(ctx)
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81 {
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82 va_end(args);
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83 fz_drop_output(ctx, out);
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84 }
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85 fz_catch(ctx)
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86 fz_rethrow(ctx);
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87 }