gcc/libbacktrace/filetype.awk
Ian Lance Taylor 651c61c3ce libbacktrace: only match magic number at start of line
libbacktrace/ChangeLog:
	PR libbacktrace/96971
	* filetype.awk: Only match magic number at start of line.
2020-09-08 12:52:29 -07:00

14 lines
787 B
Awk

# An awk script to determine the type of a file.
/^\177ELF\001/ { if (NR == 1) { print "elf32"; exit } }
/^\177ELF\002/ { if (NR == 1) { print "elf64"; exit } }
/^\114\001/ { if (NR == 1) { print "pecoff"; exit } }
/^\144\206/ { if (NR == 1) { print "pecoff"; exit } }
/^\001\337/ { if (NR == 1) { print "xcoff32"; exit } }
/^\001\367/ { if (NR == 1) { print "xcoff64"; exit } }
/^\376\355\372\316/ { if (NR == 1) { print "macho"; exit } }
/^\316\372\355\376/ { if (NR == 1) { print "macho"; exit } }
/^\376\355\372\317/ { if (NR == 1) { print "macho"; exit } }
/^\317\372\355\376/ { if (NR == 1) { print "macho"; exit } }
/^\312\376\272\276/ { if (NR == 1) { print "macho"; exit } }
/^\276\272\376\312/ { if (NR == 1) { print "macho"; exit } }