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* m4/ax_compiler_vendor.m4: New fileP. J. McDermott2021-09-262-0/+118
| | | | | | | | | | | | | | | | Now needed for AX_CFLAGS_WARN_ALL(). Fixes: configure.ac:55: warning: AX_COMPILER_VENDOR is m4_require'd but not m4_defun'd m4/ax_cflags_warn_all.m4:84: AX_FLAGS_WARN_ALL is expanded from... m4/ax_cflags_warn_all.m4:142: AX_CFLAGS_WARN_ALL is expanded from... configure.ac:55: the top level And: ./configure: line 3786: AX_COMPILER_VENDOR: command not found checking CFLAGS for most reasonable warnings... configure: WARNING: Unknown compiler vendor returned by AX_COMPILER_VENDOR
* m4/ax_prepend_flag.m4: New fileP. J. McDermott2021-09-262-0/+52
| | | | | | | | | | | | Now needed for AX_CFLAGS_WARN_ALL(). Fixes: configure.ac:55: error: macro AX_PREPEND_FLAG is not defined; is a m4 file missing? m4/ax_require_defined.m4:35: AX_REQUIRE_DEFINED is expanded from... m4/ax_cflags_warn_all.m4:84: AX_FLAGS_WARN_ALL is expanded from... m4/ax_cflags_warn_all.m4:142: AX_CFLAGS_WARN_ALL is expanded from... configure.ac:55: the top level
* m4/ax_check_compile_flag.m4: Update from Autoconf ArchiveP. J. McDermott2021-09-261-26/+5
| | | | 0e7f328 AX_CHECK_COMPILE_FLAG: released under all-permissive license
* m4/ax_cflags_warn_all.m4: Update from Autoconf ArchiveP. J. McDermott2021-09-261-72/+108
| | | | | | | | | | | | 20ea11b Trivial cosmetic to make the generator happy. 86b513d ax_cflags_warn_all.m4: Avoid prepending empty flags bfc41a8 ax_cflags_warn_all.m4: Prepend flags instead of appending them fc51f04 ax_cflags_warn_all.m4: Bug fix: modern Intel compilers don't accept "-warn all" 9000a82 ax_cflags_warn_all.m4: Bug fix: the PGI compilers do not understand "-Wall" 3d68321 ax_cflags_warn_all.m4: Rewrite the documentation to provide greater clarity e13932a ax_cflags_warn_all.m4: Nicely indent remaining macros b259e09 ax_cflags_warn_all.m4: Rewrite AX_FLAGS_WARN_ALL to use AX_COMPILER_VENDOR 8388e03 ax_cflags_warn_all.m4: Bump version number and add new copyright holder
* m4/ax_append_flag.m4: Update from Autoconf ArchiveP. J. McDermott2021-09-261-26/+5
| | | | d27290f all-permissive for macros from Guido Draheim / Maarten Bosmans
* m4/gl_warnings.m4: Update from GnulibP. J. McDermott2021-09-261-12/+16
| | | | | | | | | | 4b9483219 maint: run 'make update-copyright' 85d1d48f6 Fix quoting of AC_LANG_PROGRAM arguments. 15ce5a630 Assume autoconf >= 2.64. 2cdc1bafb maint: Run 'make update-copyright' e6633650a maint: Run 'make update-copyright' 2f494b706 warnings: Add support for Objective C. 281b825eb maint: Run 'make update-copyright'
* m4/gl_manywarnings.m4: Update from GnulibP. J. McDermott2021-09-261-190/+70
| | | | | | | | | | | | | | | | | | | 6dae7213a manywarnings: enable some malloc warnings 3ffd76432 manywarnings: improve -fanalyzer malloc checking 4b9483219 maint: run 'make update-copyright' 15ce5a630 Assume autoconf >= 2.64. 3831e2e9f manywarnings: improve port to GCC 10.1 da2a958f1 manywarnings: port to GCC 10.1 2cdc1bafb maint: Run 'make update-copyright' 3f14b27de Port manywarnings to GCC 9 e6633650a maint: Run 'make update-copyright' fa3e2ad20 Make better use of Autoconf. f24fbe9d9 manywarnings: omit -Wswitch-default fcdf335e0 manywarnings: Don't enable -Wjump-misses-init warnings by default. 63e719c9c manywarnings: accommodate GCC 9.0-pre: remove -Wchkp and -Wabi 36999acc3 manywarnings: port to GCC 8.0 2a7e33d35 manywarnings: fix maintainer comment 281b825eb maint: Run 'make update-copyright'
* Initial commitP. J. McDermott2021-08-018-0/+786